Find the area of : A triangle of sides 8cm, 7cm & 5cm
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Answer:
10* (10-8) * (10-7) * (10-5)=300cm^2
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s = (a + b + c)/2
∴ s = (8+7+5)/2=10
∴ Herons formula= look at the photo
So the area is 10 √3
∴ s = (8+7+5)/2=10
∴ Herons formula= look at the photo
So the area is 10 √3
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